Add concurrency limits on all workflows to eliminate wasted cycles (#2603)

.github/workflows/arc-publish-chart.yaml

@@ -28,6 +28,10 @@ env:
 permissions:
   contents: write
 
+concurrency:
+  group: ${{ github.workflow }}
+  cancel-in-progress: true
+
 jobs:
   lint-chart:
     name: Lint Chart

.github/workflows/arc-publish.yaml

@@ -25,6 +25,10 @@ env:
   TARGET_ORG: actions-runner-controller
   TARGET_REPO: actions-runner-controller
 
+concurrency:
+  group: ${{ github.workflow }}
+  cancel-in-progress: true
+
 jobs:
   release-controller:
     name: Release

.github/workflows/arc-release-runners.yaml

@@ -19,6 +19,10 @@ env:
   TARGET_WORKFLOW: release-runners.yaml
   DOCKER_VERSION: 20.10.23
 
+concurrency:
+  group: ${{ github.workflow }}
+  cancel-in-progress: true
+
 jobs:
   build-runners:
     name: Trigger Build and Push of Runner Images

.github/workflows/arc-validate-chart.yaml

@@ -27,6 +27,13 @@ env:
 permissions:
   contents: read
 
+concurrency:
+  # This will make sure we only apply the concurrency limits on pull requests 
+  # but not pushes to master branch by making the concurrency group name unique
+  # for pushes
+  group: ${{ github.head_ref || github.run_id }}
+  cancel-in-progress: true
+
 jobs:
   validate-chart:
     name: Lint Chart

.github/workflows/arc-validate-runners.yaml

@@ -12,6 +12,13 @@ on:
 permissions:
   contents: read
 
+concurrency:
+  # This will make sure we only apply the concurrency limits on pull requests 
+  # but not pushes to master branch by making the concurrency group name unique
+  # for pushes
+  group: ${{ github.head_ref || github.run_id }}
+  cancel-in-progress: true
+
 jobs:
   shellcheck:
     name: runner / shellcheck

.github/workflows/gha-e2e-tests.yaml

@@ -18,6 +18,13 @@ env:
   IMAGE_NAME: "arc-test-image"
   IMAGE_VERSION: "0.4.0"
 
+concurrency:
+  # This will make sure we only apply the concurrency limits on pull requests 
+  # but not pushes to master branch by making the concurrency group name unique
+  # for pushes
+  group: ${{ github.head_ref || github.run_id }}
+  cancel-in-progress: true
+
 jobs:
   default-setup:
     runs-on: ubuntu-latest

.github/workflows/gha-publish-chart.yaml

@@ -33,7 +33,11 @@ env:
   HELM_VERSION: v3.8.0
 
 permissions:
- packages: write
+  packages: write
+
+concurrency:
+  group: ${{ github.workflow }}
+  cancel-in-progress: true
 
 jobs:
   build-push-image:

.github/workflows/gha-validate-chart.yaml

@@ -23,6 +23,13 @@ env:
 permissions:
   contents: read
 
+concurrency:
+  # This will make sure we only apply the concurrency limits on pull requests 
+  # but not pushes to master branch by making the concurrency group name unique
+  # for pushes
+  group: ${{ github.head_ref || github.run_id }}
+  cancel-in-progress: true
+
 jobs:
   validate-chart:
     name: Lint Chart

.github/workflows/global-publish-canary.yaml

@@ -37,6 +37,10 @@ permissions:
   contents: read
   packages: write
 
+concurrency:
+  group: ${{ github.workflow }}
+  cancel-in-progress: true
+
 env:
   # Safeguard to prevent pushing images to registeries after build
   PUSH_TO_REGISTRIES: true

.github/workflows/global-run-codeql.yaml

@@ -10,6 +10,13 @@ on:
   schedule:
     - cron: '30 1 * * 0'
 
+concurrency:
+  # This will make sure we only apply the concurrency limits on pull requests 
+  # but not pushes to master branch by making the concurrency group name unique
+  # for pushes
+  group: ${{ github.head_ref || github.run_id }}
+  cancel-in-progress: true
+
 jobs:
   analyze:
     name: Analyze

.github/workflows/go.yaml

@@ -18,6 +18,13 @@ on:
 permissions:
   contents: read
 
+concurrency:
+  # This will make sure we only apply the concurrency limits on pull requests 
+  # but not pushes to master branch by making the concurrency group name unique
+  # for pushes
+  group: ${{ github.head_ref || github.run_id }}
+  cancel-in-progress: true
+
 jobs:
   fmt:
     runs-on: ubuntu-latest